A visible watermarking algorithm based on the content and contrast aware (COCOA) technique.
Min-Jen TsaiPublished in: J. Vis. Commun. Image Represent. (2009)
Keyphrases
- watermarking algorithm
- signal processing
- jpeg compression
- wavelet domain
- spread spectrum
- image watermarking
- metadata
- digital watermarking
- multimedia
- watermarking scheme
- dct coefficients
- copyright protection
- watermarking technique
- digital image watermarking
- geometric attacks
- geometric distortions
- multimedia content
- image authentication
- discrete wavelet transform
- computer vision
- embedded image